PERFECT CONTROLS are Pioneers in India in the manufacture of Oil and Winding Temperature Indicators for protection of power transformers. The company was started in 1977 to manufacture OTI & WTI as “Import Substitute” products.

We are your ideal source for high quality, reliable control and instrumentation products. You can browse our products on this website.

If you do not find what you are looking for or would like to discuss your requirement with us, Please do contact us using the feedback form or over phone provided in the "Contact Us" page.

Founded by K.Mahadevan, a Visionary with over five decades of experience in the power transformer industry. His pursuit of perfection is legendary, well appreciated in the industry. HisØExtensive & In-depth knowledge of the Transformer Design and Manufacture enables him to recognize critical issues important to the Customer and address them professionally.

This pursuit is taken forward by M.Krishnamurthy, current Proprietor & CEO. M.Krishnamurthy has a B.Tech from The Indian Institute of Technology, Madras and M.S. from The Ohio State University, Columbus, Ohio, USA. He has about two decades experience in Design, Manufacture & Marketing of Control & Instrumentation products.

Quality & Reliability have been the Hallmark of our company right from Inception. This is well appreciated by our customers who have been placing repeat orders with us for over 30 years.

This has been Independently assessed & certified ISO 9001:2008 by TUV.

Our products are approved by various reputed organisations in India including BARC, RDSO, NTPC, PGCIL, NPCIL, various state electricity utilities…..